*{
    margin: 0;
    padding: 0;
}
.reserved-information{
    background-color: rgb(226, 226, 226);
    height: 820px;
    width: 100%;
}
.reserved-head{
    height: 30px;
    width:100%;
    margin-top: 10px;
    background-color: white ;
    display:flex;
    justify-content: space-between;
}
.reserved-head>.head-left>a,
.reserved-head>.head-right>a{
    color: black;
    text-decoration: none;
}
.substance{
    width: 100%;
    height: 120px;
}
.substance>.hint{
    margin-top: 20px;
    margin-left: 5%;
}
.substance>.chunk{
    width: 90%;
    height: 90px;
    margin-left: 5%;
    margin-top: 10px;
    background-color: white;
}
.substance>.chunk>input{
    border: none;
}
.confirmbutton{
    width: 90%;
    height: 35px;
    background-color: blue;
    margin-top: 25px;
    margin-left: 5%;
    text-align: center;
}
.confirmbutton>p{
    line-height: 30px;
    text-align: center;
    color: white;
}
.light-color{
    margin-top: 0px;
    color: gray;
}




